CN110549182A - Grinding machine for brake disc - Google Patents
Grinding machine for brake disc Download PDFInfo
- Publication number
- CN110549182A CN110549182A CN201910909405.XA CN201910909405A CN110549182A CN 110549182 A CN110549182 A CN 110549182A CN 201910909405 A CN201910909405 A CN 201910909405A CN 110549182 A CN110549182 A CN 110549182A
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- CN
- China
- Prior art keywords
- positioning cylinder
- brake disc
- groove
- main shaft
- grinding machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses a grinding machine for a brake disc, which belongs to the technical field of brake disc processing and comprises a rack, wherein a workbench is connected in the rack in a sliding manner, one end of the rack is provided with a main shaft, and the main shaft extends to the upper part of the workbench and is fixedly provided with a positioning mechanism for fixing the brake disc; the positioning mechanism comprises a threaded column connected in the main shaft in a sliding manner, a primary positioning cylinder used for clamping the inner diameter of the brake disc is sleeved at the end part of the main shaft, a circular base plate is clamped on the threaded column, a notch groove for the threaded column to penetrate through is formed in the base plate, and a nut is connected to the threaded column in a threaded manner; the brake disc machining tool comprises a spindle box, a first-stage positioning cylinder, a second-stage positioning cylinder, a third-stage positioning cylinder and a third-stage positioning cylinder, wherein a circular groove is formed in one end, away from the spindle box, of the first-stage positioning cylinder, a second-stage positioning cylinder is contained in the circular groove, a containing groove is formed in one end, away from the spindle box, of the second-stage positioning cylinder, a third-stage positioning cylinder is contained in the containing groove, and the outer diameters of the first-stage positioning cylinder.
Description
Technical Field
The invention relates to the technical field of brake disc machining, in particular to a grinding machine for a brake disc.
Background
The brake disc, in short, is a circular disc which also rotates when the vehicle is moving. The brake caliper clamps the brake disc to generate braking force, and when the brake is stepped, the brake caliper clamps the brake disc to play a role in reducing speed or stopping. The brake disc has good braking effect and is easier to maintain than a drum brake. The brake disc comprises a brake disc and a fixed cylinder fixedly arranged in the middle of the brake disc.
The prior art can refer to the chinese utility model patent with the publication number CN209095312U, which discloses a brake head frame of a grinding machine, which comprises: the brake comprises a head frame seat, a main shaft, a brake disc and a brake. The headstock base is used for being fixed on a base of the grinding machine. The spindle is rotatably connected to the head mount base. The brake disc is fixed at one end of the main shaft. The brake is fixed relative to the headstock seat, the brake comprises brake pincers and an air cylinder, the brake pincers are fixed to the telescopic rod of the air cylinder, and the brake pincers can be pressed on the brake disc.
However, the brake head of the grinding machine has the following disadvantages: because the diameter of the main shaft is fixed, the brake disc with one inner diameter can be fixed only in the process of processing the brake disc, and therefore the function of the grinding machine is single.
Disclosure of Invention
The invention aims to provide a grinding machine for brake discs, which is characterized in that a primary positioning cylinder for positioning the brake discs is arranged on a main shaft of a main shaft box, a secondary positioning cylinder is accommodated in the primary positioning cylinder, a tertiary positioning cylinder is accommodated in the secondary positioning cylinder, and the secondary positioning cylinder and the tertiary positioning cylinder are used for respectively positioning the brake discs with different sizes, so that the grinding machine can process the brake discs with different sizes.
The technical purpose of the invention is realized by the following technical scheme:
a grinding machine for a brake disc comprises a rack, wherein a workbench is connected in the rack in a sliding manner, a spindle box is fixedly arranged at one end of the rack, a spindle which is rotatably connected to the rack is fixedly connected to the spindle box, a finish turning mechanism for finish turning the brake disc and a finish turning mechanism for finish turning the brake disc are arranged in the rack, and the spindle extends to the upper part of the workbench and is fixedly provided with a positioning mechanism for fixing the brake disc; the positioning mechanism comprises a threaded column connected in the main shaft in a sliding manner, a primary positioning cylinder used for clamping the inner diameter of the brake disc is sleeved at the end part of the main shaft, a circular base plate is clamped on the threaded column, a notch groove for the threaded column to penetrate through is formed in the base plate, and a nut is connected to the threaded column in a threaded manner; the one end that the headstock was kept away from to the one-level location section of thick bamboo has seted up the circular slot, has accomodate a second grade location section of thick bamboo in the circular slot, and the holding tank has been seted up to the one end that the headstock was kept away from to a second grade location section of thick bamboo, has accomodate a tertiary location section of thick bamboo in the holding tank, and the external diameter of one-level location section of thick bamboo, a second grade location section of thick.
Through adopting above-mentioned scheme, when fixing a position the brake disc, make the brake disc joint on a level location section of thick bamboo, need add man-hour to the external diameter assorted brake disc with a second grade location section of thick bamboo, make the brake disc be fixed in on the second grade location section of thick bamboo, need add man-hour to the external diameter assorted brake disc with a third grade location section of thick bamboo, make the brake disc be fixed in on the third grade location section of thick bamboo, the one-level location section of thick bamboo of different external diameters is selected to the internal diameter of the brake disc of processing as required, a second grade location section of thick bamboo and a third grade location section of thick bamboo are fixed a position the brake disc, place the backing plate on the screw post again, it is fixed through the nut at last, thereby can fix a position the.
the invention is further configured to: the outer side wall of the second-stage positioning cylinder is provided with a first groove, a first notch is formed in the position, corresponding to the first groove, of the first-stage positioning cylinder, a first inner hexagonal bolt is connected with the first notch in an internal thread mode, the first inner hexagonal bolt extends into the first groove, and a first inclined plane which is downwards arranged towards the spindle box is formed in the first groove of the second-stage positioning cylinder.
through adopting above-mentioned scheme, when needing to use a second grade location section of thick bamboo to fix a position the brake disc, twist and move first hexagon socket head cap screw, first hexagon socket head cap screw downstream's in-process promotes a second grade location section of thick bamboo to a first grade location section of thick bamboo outward movement, and when not using a second grade location section of thick bamboo, the tip of first hexagon socket head cap screw is located first recess, can prevent that a second grade location section of thick bamboo from breaking away from a first grade location section of thick bamboo, the one end of a second grade location section of thick bamboo makes the circular slot of the partial terminal surface protrusion one grade location section of thick bamboo of a second grade location section of thick bamboo, thereby make the fixed cylinder cover of brake disc locate on the second grade location.
the invention is further configured to: the outer side wall of the third-level positioning cylinder is provided with a second groove, a second notch is formed in the position, corresponding to the second groove, of the second-level positioning cylinder, a second inner hexagonal bolt is connected with the second notch in an inner thread mode, the second inner hexagonal bolt extends into the second groove, and a second inclined plane which is arranged downwards towards the spindle box is formed in the second groove of the third-level positioning cylinder.
Through adopting above-mentioned scheme, when needing to use tertiary location section of thick bamboo to fix a position the brake disc, twist and move the hexagon socket head cap screw in the second, the in-process of second hexagon socket head cap screw downstream promotes tertiary location section of thick bamboo to second grade location section of thick bamboo outward movement, makes the partial terminal surface of tertiary location section of thick bamboo bulge the holding tank of second grade location section of thick bamboo to make the fixed barrel casing of brake disc locate on the second grade location section of thick bamboo, so that fix a position the not unidimensional brake disc.
the invention is further configured to: and one end of the primary positioning cylinder, which is close to the main shaft, is fixedly provided with a positioning ring, the positioning ring is sleeved on the main shaft, and a fixing bolt which penetrates through the main shaft and is fixed with the threaded column is connected to the positioning ring in a threaded manner.
By adopting the scheme, when the secondary positioning cylinder is used, the fixing bolt is firstly unscrewed, so that the primary positioning cylinder drives the secondary positioning cylinder to slide along the axial direction of the main shaft, the position of the secondary positioning cylinder slides to the position of the primary positioning cylinder, and then the fixing bolt is screwed, and the secondary positioning cylinder can also be suitable for a finish turning mechanism and a finish grinding mechanism; when the third-stage positioning cylinder is used, the fixing bolt is firstly unscrewed, the first-stage positioning cylinder drives the second-stage positioning cylinder and the third-stage positioning cylinder to slide along the axial direction of the main shaft, the fixing bolt is screwed after the position of the third-stage positioning cylinder slides to the position of the first-stage positioning cylinder, and the third-stage positioning cylinder can also be suitable for a finish turning mechanism and a finish grinding mechanism.
The invention is further configured to: finish turning mechanism is including setting firmly the backup pad on the workstation, and the top of backup pad is slided and is connected with first knife rest and second knife rest, and the top of backup pad is rotated and is connected with two axial levels and sets up to the silk, and the one end of backup pad is fixed to be equipped with the output shaft and to silk fixed connection with the drive to silk pivoted driving motor, first knife rest and second knife rest threaded connection on to the silk, and one side that first knife rest and second knife rest are relative is the bolt fastening respectively has terminal surface tool bit first and terminal surface tool bit second.
By adopting the above scheme, when the two end faces of the brake disc are finely turned, firstly, the driving motor rotates to enable the first tool rest and the second tool rest to slide in the opposite directions, the workbench slides to enable the first end face tool bit and the second end face tool bit on the first tool rest and the second tool rest to move to the two end faces of the brake disc, then, the driving motor rotates reversely to enable the first tool rest and the second tool rest to slide in opposite directions to the first end face tool bit and the second end face tool bit to respectively abut against the two end faces of the brake disc, the spindle box drives the main shaft to drive the brake disc to rotate, and the first end face tool bit and the second end face tool bit perform fine turning on the two end faces of the.
The invention is further configured to: the fine grinding mechanism comprises a positioning block arranged on one side, opposite to the supporting plate, of the top of the workbench, a positioning shaft is fixedly arranged on the positioning block in an axial and horizontal mode, a first grinding wheel and a second grinding wheel are fixedly arranged on the positioning shaft in parallel, and a gap for inserting the brake disc is formed between the first grinding wheel and the second grinding wheel.
Through adopting above-mentioned scheme, the workstation rotates and makes the brake disc insert in the clearance between first emery wheel and the second emery wheel and make the lateral wall butt of brake disc on first emery wheel, and the headstock rotates and to make the terminal surface finish grinding of first emery wheel to the brake disc, and later the workstation slides to another terminal surface butt of brake disc on the second emery wheel, and the headstock rotates and makes the second emery wheel carry out the finish grinding to another terminal surface of brake disc.
The invention is further configured to: one side of the rack is provided with a cleaning mechanism extending to the bottom of the workbench; the cleaning mechanism comprises an accommodating groove arranged on the workbench and positioned between the positioning block and the supporting plate, the bottom of the accommodating groove is tapered, a material pumping pipe is fixedly connected to the bottom of the accommodating groove, a material collecting box is fixedly arranged at one end, far away from the workbench, of the material pumping pipe, and an exhaust fan is fixedly connected to the material collecting box.
Through adopting above-mentioned scheme, the air exhauster makes to be negative pressure state in the material collecting box to make the pumping pipe be negative pressure state, make the waste material of accomodating the inslot get into the material collecting box through the pumping pipe, replace traditional manual work to clear up the workstation, saved the labour greatly.
the invention is further configured to: one side that is close to the air exhauster in the material collecting box sets firmly the filter plate of vertical setting, and the workstation is located the top of accomodating the groove and sets firmly the filter screen.
through adopting above-mentioned scheme, the filter plate can prevent that the waste material from entering into the updraft ventilator and stopping up the air exhauster, and the filter screen can prevent that great piece or rubbish etc. from entering into the holding tank in, prevent that great bits of broken glass or rubbish from entering into the material taking pipe under the effect of air exhauster and stopping up the material taking pipe.
In conclusion, the invention has the following beneficial effects:
1. The end part of the main shaft is sleeved with a first-stage positioning cylinder for clamping the inner diameter of a brake disc, one end of the first-stage positioning cylinder, which is far away from the main shaft box, is provided with a circular groove, a second-stage positioning cylinder is accommodated in the circular groove, one end of the second-stage positioning cylinder, which is far away from the main shaft box, is provided with a containing groove, a third-stage positioning cylinder is accommodated in the containing groove, the outer diameters of the first-stage positioning cylinder, the second-stage positioning cylinder and the third-stage positioning cylinder are sequentially reduced, when the brake disc is positioned, the brake disc is clamped on the first-stage positioning cylinder, when the brake disc matched with the outer diameter of the second-stage positioning cylinder is required to be machined, the brake disc is fixed on the second-stage positioning cylinder, when the brake disc matched with the outer diameter of the third-stage positioning cylinder is required to be machined, the brake disc is positioned, the brake discs with different inner diameters can be positioned, so that the grinding machine can process the brake discs with different sizes;
2. The outer side wall of the third-stage positioning cylinder is provided with a second groove, a second notch is formed in the position, corresponding to the second groove, of the second-stage positioning cylinder, a second inner hexagon bolt is connected with the second notch in an internal thread mode, the second inner hexagon bolt extends into the second groove, the third-stage positioning cylinder is provided with a second inclined surface, facing the spindle box, and the second inclined surface is arranged downwards, located in the second groove, of the third-stage positioning cylinder;
3. Through the groove of accomodating that is located between locating piece and the backup pad at the workstation, the bottom in groove of accomodating becomes the toper setting, take out material pipe of bottom fixedly connected with in the groove of accomodating, the one end that the workstation was kept away from to the material pipe has set firmly a receipts magazine, an air exhauster of fixedly connected with on the receipts magazine, be negative pressure state in the air exhauster messenger receives the magazine, thereby make the material pipe of taking out be negative pressure state, make the waste material of accomodating the inslot get into in receiving the magazine through the material pipe, replace traditional manual work to clear up the workstation, the labour has been saved greatly.
Drawings
FIG. 1 is an isometric view of an embodiment;
FIG. 2 is an exploded view of the positioning mechanism shown in detail;
FIG. 3 is a cross-sectional view of the positioning mechanism shown in phantom;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is an enlarged view of portion B of FIG. 3;
FIG. 6 is a schematic structural view of a finish turning mechanism;
FIG. 7 is a schematic view of the refining mechanism and the cleaning mechanism;
Fig. 8 is a sectional view showing the filter plate.
In the figure, 1, a frame; 11. a work table; 111. a receiving groove; 12. a main spindle box; 121. a main shaft; 122. a chute; 2. a positioning mechanism; 21. a threaded post; 22. a primary positioning cylinder; 221. a circular groove; 222. a first notch; 223. a first hexagon socket head cap screw; 224. a positioning ring; 225. fixing the bolt; 23. a base plate; 231. a notch groove; 24. a secondary positioning cylinder; 241. a first groove; 242. a first inclined plane; 243. accommodating grooves; 244. a second notch; 245. a second hexagon socket screw; 25. a third-stage positioning cylinder; 251. a second groove; 252. a second inclined plane; 3. a finish turning mechanism; 31. a support plate; 32. a first tool holder; 321. a first end face cutter head; 33. a second tool holder; 331. a second end face cutter head; 34. aligning the filaments; 35. a drive motor; 4. a fine grinding mechanism; 41. positioning blocks; 42. positioning the shaft; 43. a first grinding wheel; 44. a second grinding wheel; 45. a gap; 5. a cleaning mechanism; 51. a material pumping pipe; 52. a material receiving box; 53. an exhaust fan; 54. filtering the plate; 55. filtering with a screen; 6. a brake disc; 61. a brake disc; 62. and (4) fixing the cylinder.
Detailed Description
A grinding machine for a brake disc comprises a frame 1, wherein a workbench 11 is connected in the frame 1 in a sliding manner, a spindle box 12 is fixedly arranged at one end of the frame 1, a spindle 121 which is rotatably connected to the frame 1 is fixedly connected to the spindle box 12, the spindle 121 extends to the upper side of the workbench 11 and is fixedly provided with a positioning mechanism 2 for fixing the brake disc 6, a finish turning mechanism 3 for finish turning two end faces of the brake disc 61 is fixedly arranged at one side, located on the spindle box 12, of the top of the workbench 11, and a finish turning mechanism 4 for finish turning two end faces of the brake disc 61 is fixedly arranged at the other side, located on the spindle box 12, of the top of the workbench 11; the brake disc 6 is fixedly connected to the main shaft 121 through the positioning mechanism 2, the finish turning mechanism 3 finish turns two end faces of the brake disc 61, and the finish turning mechanism 4 finish turns two end faces of the brake disc 61.
Referring to fig. 2 and 3, the positioning mechanism 2 includes a threaded post 21 slidably connected in a main shaft 121, a sliding groove 122 is formed in the main shaft 121 along the axial direction of the main shaft, the threaded post 21 is slidably connected in the sliding groove 122, a primary positioning cylinder 22 for clamping the inner diameter of the brake disc 6 is sleeved at the end of the main shaft 121, a circular backing plate 23 is clamped on the threaded post 21, a notch groove 231 for the threaded post 21 to pass through is formed in the backing plate 23, and a nut is connected to the threaded post 21 through a thread; when the brake disc 6 is installed, the fixing cylinder 62 of the brake disc 6 is clamped on the outer side wall of the first-level positioning cylinder 22, the backing plate 23 is clamped on the threaded column 21 through the notch groove 231, and then the nut is screwed until the backing plate 23 is tightly supported by the nut, so that the brake disc 6 can be fixed on the main shaft 121.
Referring to fig. 3 and 4, in order to enable the first-stage positioning cylinder 22 to position the brake discs 6 of the fixed cylinders 62 with different inner diameters, a circular groove 221 is formed in one end, away from the spindle box 12, of the first-stage positioning cylinder 22, a second-stage positioning cylinder 24 is accommodated in the circular groove 221, a first groove 241 is formed in the outer side wall of the second-stage positioning cylinder 24, a first notch 222 is formed in the position, corresponding to the first groove 241, of the first-stage positioning cylinder 22, a first hexagon socket head cap screw 223 is connected to the first notch 222 through internal threads, the first hexagon socket head cap screw 223 extends into the first groove 241, and a first inclined surface 242 facing the spindle box 12 is formed in the first groove 241 of the second-stage positioning cylinder 24; when the brake disc 6 needs to be positioned by using the secondary positioning cylinder 24, the first inner hexagon bolt 223 is screwed, the second positioning cylinder 24 is pushed to move towards the outside of the first positioning cylinder 22 in the downward movement process of the first inner hexagon bolt 223, and part of the end surface of the second positioning cylinder 24 protrudes out of the circular groove 221 of the first positioning cylinder 22, so that the fixing cylinder 62 of the brake disc 6 is sleeved on the second positioning cylinder 24, and the brake discs 6 with different sizes are positioned; one end of the primary positioning cylinder 22 close to the main shaft 121 is fixedly provided with a positioning ring 224, the positioning ring 224 is sleeved on the main shaft 121, and a fixing bolt 225 which penetrates through the main shaft 121 and is fixed with the threaded column 21 is connected to the positioning ring 224 in a threaded manner; when the secondary positioning cylinder 24 is used, the fixing bolt 225 is firstly unscrewed, the primary positioning cylinder 22 drives the secondary positioning cylinder 24 to slide along the axial direction of the main shaft 121, the fixing bolt 225 is screwed after the position of the secondary positioning cylinder 24 slides to the position of the primary positioning cylinder 22, and the secondary positioning cylinder 24 can also be suitable for the finish turning mechanism 3 and the finish turning mechanism 4.
Referring to fig. 3 and 5, in order to position the brake disc 6 with the smaller inner diameter of the fixed cylinder 62, an accommodating groove 243 is formed in one end, away from the spindle box 12, of the second-stage positioning cylinder 24, a third-stage positioning cylinder 25 is accommodated in the accommodating groove 243, a second groove 251 is formed in the outer side wall of the third-stage positioning cylinder 25, a second notch 244 is formed in the position, corresponding to the second groove 251, of the second-stage positioning cylinder 24, a second hexagon socket head cap screw 245 is connected to the second notch 244 through an internal thread, the second hexagon socket head cap screw 245 extends into the second groove 251, and a second inclined surface 252 facing the spindle box 12 and arranged downwards is formed in the second groove 251 of the third-stage positioning cylinder 25; when the brake disc 6 needs to be positioned by using the third-stage positioning cylinder 25, the second inner hexagonal bolt 245 is screwed, and the third-stage positioning cylinder 25 is pushed to move towards the outside of the second-stage positioning cylinder 24 in the downward movement process of the second inner hexagonal bolt 245, so that part of the end surface of the third-stage positioning cylinder 25 protrudes out of the accommodating groove 243 of the second-stage positioning cylinder 24, and the fixing cylinder 62 of the brake disc 6 is sleeved on the second-stage positioning cylinder 24, so that the brake discs 6 with different sizes can be positioned; when the third-stage positioning cylinder 25 is used, the fixing bolt 225 is firstly unscrewed, so that the first-stage positioning cylinder 22 drives the second-stage positioning cylinder 24 and the third-stage positioning cylinder 25 to slide along the axial direction of the main shaft 121, the fixing bolt 225 is screwed after the position of the third-stage positioning cylinder 25 slides to the position of the first-stage positioning cylinder 22, and the third-stage positioning cylinder 25 can also be suitable for the finish turning mechanism 3 and the finish grinding mechanism 4.
referring to fig. 1 and 6, the finish turning mechanism 3 includes a support plate 31 fixedly disposed on the worktable 11, a first tool rest 32 and a second tool rest 33 are slidably connected to the top of the support plate 31, two counter wires 34 axially and horizontally disposed are rotatably connected to the top of the support plate 31, a driving motor 35 having an output shaft fixedly connected to the counter wires 34 for driving the counter wires 34 to rotate is fixedly disposed at one end of the support plate 31, the first tool rest 32 and the second tool rest 33 are threadedly connected to the counter wires 34, and a first end face tool bit 321 and a second end face tool bit 331 are respectively bolted to opposite sides of the first tool rest 32 and the second tool rest 33; when finishing the two end faces of the brake disc 61, firstly, the driving motor 35 rotates to make the first tool rest 32 and the second tool rest 33 slide in opposite directions, the workbench 11 slides to make the first end face tool bit 321 and the second end face tool bit 331 on the first tool rest 32 and the second tool rest 33 move to the two end faces of the brake disc 61, then, the driving motor 35 rotates in opposite directions to make the first tool rest 32 and the second tool rest 33 slide in opposite directions until the first end face tool bit 321 and the second end face tool bit 331 respectively abut against the two end faces of the brake disc 61, the spindle box 12 drives the spindle 121 to drive the brake disc 61 to rotate, and the first end face tool bit 321 and the second end face tool bit 331 finish-.
Referring to fig. 7, the fine grinding mechanism 4 includes a positioning block 41 disposed on a side of the top of the worktable 11 opposite to the support plate 31, a positioning shaft 42 disposed axially and horizontally is fixedly disposed on the positioning block 41, two first grinding wheels 43 and two second grinding wheels 44 disposed in parallel are fixedly disposed on the positioning shaft 42, and a gap 45 for inserting the brake disc 61 is formed between the first grinding wheels 43 and the second grinding wheels 44; the table 11 is rotated to insert the brake disk 61 into the gap 45 between the first grindstone 43 and the second grindstone 44 and the side wall of the brake disk 61 is brought into contact with the first grindstone 43, the head stock 12 is rotated to finish the end surface of the brake disk 61 by the first grindstone 43, and then the table 11 is slid until the other end surface of the brake disk 61 comes into contact with the second grindstone 44, and the head stock 12 is rotated to finish the other end surface of the brake disk 61 by the second grindstone 44.
Referring to fig. 7 and 8, in order to facilitate the cleaning of the chips on the table 11, a cleaning mechanism 5 extending to the bottom of the table 11 is provided at one side of the frame 1. The cleaning mechanism 5 comprises a receiving groove 111 which is arranged on the workbench 11 and positioned between the positioning block 41 and the supporting plate 31, the bottom of the receiving groove 111 is arranged in a conical shape, the bottom of the receiving groove 111 is fixedly connected with a material pumping pipe 51, one end of the material pumping pipe 51, which is far away from the workbench 11, is fixedly provided with a material receiving box 52, the material receiving box 52 is fixedly connected with an exhaust fan 53, and the exhaust fan 53 enables the interior of the material receiving box 52 to be in a negative pressure state, so that waste materials in the receiving groove 111 enter the material receiving box 52; a vertically arranged filter plate 54 is fixedly arranged on one side of the material receiving box 52 close to the exhaust fan 53, and the filter plate 54 can prevent waste materials from entering the exhaust fan 53; the filter screen 55 is fixedly arranged at the top of the accommodating groove 111 of the workbench 11, and the filter screen 55 can prevent larger chips or garbage and the like from entering the accommodating groove 243, and prevent the larger chippings or garbage from entering the pumping pipe 51 under the action of the exhaust fan 53 to block the pumping pipe 51.
the use principle is as follows: the brake disc 6 is arranged on the main shaft 121, the workbench 11 moves until two end faces of the brake disc 6 are positioned between the first end face cutter head 321 and the second end face cutter head 331, the driving motor 35 drives the first cutter frame 32 and the second cutter frame 33 to slide until the first end face cutter head 321 and the second end face cutter head 331 are abutted against two end faces of the brake disc 61, and the main shaft box 12 drives the main shaft 121 to rotate, namely, the brake disc 6 can be driven to rotate, so that the first end face cutter head 321 and the second end face cutter head 331 finish-turn the two end faces of the brake disc 61; the table 11 is slid until one end surface of the brake disk 61 abuts on the first grindstone 43, the first grindstone 43 grinds one end of the brake disk 61, and then the table 11 is slid until the second grindstone 44 abuts on the other end surface of the brake disk 61, so that the second grindstone 44 grinds the end surface of the brake disk 61.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides a grinding machine for brake disc, includes frame (1), and frame (1) internal slipping is connected with workstation (11), and the one end of frame (1) has set firmly headstock (12), and main shaft (121) of fixedly connected with rotation connection on frame (1) are gone up in headstock (12), are provided with in frame (1) to the smart car mechanism (3) of brake disc (6) finish turning and to the correct grinding mechanism (4) of brake disc (6) correct grinding, its characterized in that:
The main shaft (121) extends to the upper part of the workbench (11) and is fixedly provided with a positioning mechanism (2) for fixing the brake disc (6);
The positioning mechanism (2) comprises a threaded column (21) connected in the main shaft (121) in a sliding manner, a first-stage positioning cylinder (22) used for clamping the inner diameter of the brake disc (6) is sleeved at the end part of the main shaft (121), a circular base plate (23) is clamped on the threaded column (21), a notch groove (231) for the threaded column (21) to penetrate through is formed in the base plate (23), and a nut is connected to the threaded column (21) in a threaded manner;
One end of the first-level positioning cylinder (22) far away from the spindle box (12) is provided with a circular groove (221), a second-level positioning cylinder (24) is contained in the circular groove (221), one end of the second-level positioning cylinder (24) far away from the spindle box (12) is provided with a containing groove (243), a third-level positioning cylinder (25) is contained in the containing groove (243), and the outer diameters of the first-level positioning cylinder (22), the second-level positioning cylinder (24) and the third-level positioning cylinder (25) are reduced in sequence.
2. The grinding machine for brake discs as claimed in claim 1, characterized in that: first recess (241) have been seted up on the lateral wall of second grade location section of thick bamboo (24), a first breach (222) have been seted up to the position that first recess (241) is corresponded in one-level location section of thick bamboo (22), first breach (222) internal thread connection has first hexagon socket head cap screw (223), in first hexagon socket head cap screw (223) extended to first recess (241), second grade location section of thick bamboo (24) are located first recess (241) and have seted up one towards the downward inclined plane (242) that sets up of headstock (12).
3. the grinding machine for brake discs as claimed in claim 1, characterized in that: the outer side wall of the third-level positioning cylinder (25) is provided with a second groove (251), the position, corresponding to the second groove (251), of the second-level positioning cylinder (24) is provided with a second notch (244), the second notch (244) is connected with a second inner hexagonal bolt (245) in an internal thread mode, the second inner hexagonal bolt (245) extends into the second groove (251), and the third-level positioning cylinder (25) is located in the second groove (251) and is provided with a second inclined surface (252) which is arranged downwards towards the spindle box (12).
4. the grinding machine for brake discs as claimed in claim 1, characterized in that: one end, close to the main shaft (121), of the primary positioning cylinder (22) is fixedly provided with a positioning ring (224), the positioning ring (224) is sleeved on the main shaft (121), and a fixing bolt (225) penetrating through the main shaft (121) and fixed with the threaded column (21) is connected to the positioning ring (224) in a threaded mode.
5. The grinding machine for brake discs as claimed in claim 1, characterized in that: finish turning mechanism (3) is including setting firmly backup pad (31) on workstation (11), the top of backup pad (31) is slided and is connected with first knife rest (32) and second knife rest (33), the top of backup pad (31) is rotated and is connected with two axial levels and sets up to silk (34), the one end of backup pad (31) is fixed to be equipped with output shaft and to silk (34) fixed connection in order to drive to silk (34) pivoted driving motor (35), first knife rest (32) and second knife rest (33) threaded connection are on to silk (34), one side that first knife rest (32) and second knife rest (33) are relative is the bolt fastening respectively has end face tool bit (321) and end face tool bit two (331).
6. The grinding machine for brake discs as claimed in claim 5, characterized in that: the fine grinding mechanism (4) comprises a positioning block (41) arranged on one side, opposite to the supporting plate (31), of the top of the workbench (11), a positioning shaft (42) which is arranged in an axial horizontal mode is fixedly arranged on the positioning block (41), a first grinding wheel (43) and a second grinding wheel (44) which are arranged in parallel are fixedly arranged on the positioning shaft (42), and a gap (45) for inserting the brake disc (61) is formed between the first grinding wheel (43) and the second grinding wheel (44).
7. The grinding machine for brake discs as claimed in claim 1, characterized in that:
a cleaning mechanism (5) extending to the bottom of the workbench (11) is arranged on one side of the rack (1);
Clearance mechanism (5) are including offering in workstation (11) and being located accommodating groove (111) between locating piece (41) and backup pad (31), and the bottom of accommodating groove (111) is the taper setting, and the bottom fixedly connected with of accommodating groove (111) draws material pipe (51), and the one end that workstation (11) was kept away from in drawing material pipe (51) has set firmly one and has received magazine (52), and fixedly connected with air exhauster (53) is gone up in receiving magazine (52).
8. The grinding machine for brake discs as claimed in claim 7, characterized in that: one side of the material collecting box (52) close to the exhaust fan (53) is fixedly provided with a vertically arranged filter plate (54), and the top of the workbench (11) positioned in the accommodating groove (111) is fixedly provided with a filter screen (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910909405.XA CN110549182A (en) | 2019-09-25 | 2019-09-25 | Grinding machine for brake disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910909405.XA CN110549182A (en) | 2019-09-25 | 2019-09-25 | Grinding machine for brake disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110549182A true CN110549182A (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910909405.XA Pending CN110549182A (en) | 2019-09-25 | 2019-09-25 | Grinding machine for brake disc |
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| Country | Link |
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| CN (1) | CN110549182A (en) |
Cited By (2)
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|---|---|---|---|---|
| CN112223084A (en) * | 2020-10-13 | 2021-01-15 | 陈明福 | Spare part polishing equipment for automobile production |
| CN113601365A (en) * | 2021-08-12 | 2021-11-05 | 杭州安存环保科技有限公司 | Dust processing device for polishing automobile brake disc |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113601365A (en) * | 2021-08-12 | 2021-11-05 | 杭州安存环保科技有限公司 | Dust processing device for polishing automobile brake disc |
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Application publication date: 20191210 |